On January 27, 2010 Waterloo Police Officers were sent to West High School, 425 East Ridgeway, on report of possible suspicious behavior by one of the teachers. The investigation revealed that the teacher had a 17-year-old male student come to his house where illegal acts occurred over the last couple of months.

Police have arrested Larry David Twigg, age 52, of 131 Vincent Road, Waterloo, IA on five (5) counts of Lascivious Conduct with a Minor, an aggravated misdemeanor. The charges state that Twigg was in a position of authority over a minor and persuaded or coerced the minor to partially disrobe for the purpose of arousing or satisfying Twigg's sexual desire.

Twigg is being held in the Black Hawk County Jail on $25,000 bond. Photo shown below.